HENRY SCHEIN INC

Ticker: HSIC CUSIP: 806407102 Class: COM

MARSHALL WACE, LLP's Holding History (CIK: 0001318757)

Note: Option positions (PUT/CALL) are excluded.

Q3 2025

Shares 181,521 Value ($000) $12,048 Avg Close $69.22 Range $63.00 - $75.76

Q2 2025

Shares 310,166 Value ($000) $22,658 Avg Close $68.84 Range $60.56 - $74.66

Q1 2025

Shares 93,777 Value ($000) $6,423 Avg Close $73.84 Range $67.69 - $82.49

Q2 2024

Shares 13,282 Value ($000) $851 Avg Close $70.39 Range $63.71 - $75.20

Q4 2023

Shares 492,165 Value ($000) $37,262 Avg Close $69.97 Range $60.01 - $76.64

Q3 2023

Shares 298,524 Value ($000) $22,165 Avg Close $77.04 Range $72.68 - $82.62

Q2 2023

Shares 8,082 Value ($000) $655 Avg Close $79.00 Range $72.88 - $85.75

Q1 2023

Shares 63,300 Value ($000) $5,161 Avg Close $81.49 Range $76.26 - $89.72

Q3 2022

Shares 107,872 Value ($000) $7,095 Avg Close $74.28 Range $65.52 - $79.04

Q1 2022

Shares 5,775 Value ($000) $503 Avg Close $81.45 Range $71.21 - $89.48

Q4 2021

Shares 114,794 Value ($000) $8,899 Avg Close $76.44 Range $70.25 - $81.19

Q3 2021

Shares 160,441 Value ($000) $12,219 Avg Close $76.96 Range $73.09 - $81.58

Q2 2021

Shares 104,241 Value ($000) $7,734 Avg Close $75.37 Range $67.35 - $83.45

Q1 2021

Shares 101,778 Value ($000) $7,047 Avg Close $67.66 Range $60.70 - $74.89

Q4 2020

Shares 251,711 Value ($000) $16,829 Avg Close $64.52 Range $56.75 - $71.55

Q3 2020

Shares 40,109 Value ($000) $2,358 Avg Close $64.14 Range $54.25 - $72.37

Q2 2020

Shares 4,890 Value ($000) $286 Avg Close $55.88 Range $45.95 - $67.88

Q1 2020

Shares 133,271 Value ($000) $6,733 Avg Close $63.43 Range $41.85 - $73.99

Q4 2019

Shares 30,795 Value ($000) $2,055 Avg Close $66.14 Range $60.94 - $70.84

Q4 2018

Shares 5,874 Value ($000) $461 Avg Close $65.85 Range $57.75 - $71.65

Q1 2018

Shares 3,906 Value ($000) $263 Avg Close $55.40 Range $49.07 - $62.38

Q4 2017

Shares 3,122 Value ($000) $218 Avg Close $58.00 Range $51.20 - $66.57

Q3 2017

Shares 23,736 Value ($000) $1,946 Avg Close $68.23 Range $61.62 - $73.05

Q2 2017

Shares 22,848 Value ($000) $4,181 Avg Close $69.69 Range $65.18 - $73.33

Q1 2017

Shares 9,912 Value ($000) $1,685 Avg Close $64.97 Range $59.22 - $69.22

Q4 2016

Shares 3,537 Value ($000) $537 Avg Close $60.36 Range $57.35 - $64.50

Q4 2015

Shares 23,662 Value ($000) $3,743 Avg Close $59.46 Range $51.65 - $63.38

Q1 2015

Shares 7,590 Value ($000) $1,060 Avg Close $54.89 Range $52.46 - $56.43

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	181,521	$12,048	$69.22	$63.00 - $75.76
Q2 2025	310,166	$22,658	$68.84	$60.56 - $74.66
Q1 2025	93,777	$6,423	$73.84	$67.69 - $82.49
Q2 2024	13,282	$851	$70.39	$63.71 - $75.20
Q4 2023	492,165	$37,262	$69.97	$60.01 - $76.64
Q3 2023	298,524	$22,165	$77.04	$72.68 - $82.62
Q2 2023	8,082	$655	$79.00	$72.88 - $85.75
Q1 2023	63,300	$5,161	$81.49	$76.26 - $89.72
Q3 2022	107,872	$7,095	$74.28	$65.52 - $79.04
Q1 2022	5,775	$503	$81.45	$71.21 - $89.48
Q4 2021	114,794	$8,899	$76.44	$70.25 - $81.19
Q3 2021	160,441	$12,219	$76.96	$73.09 - $81.58
Q2 2021	104,241	$7,734	$75.37	$67.35 - $83.45
Q1 2021	101,778	$7,047	$67.66	$60.70 - $74.89
Q4 2020	251,711	$16,829	$64.52	$56.75 - $71.55
Q3 2020	40,109	$2,358	$64.14	$54.25 - $72.37
Q2 2020	4,890	$286	$55.88	$45.95 - $67.88
Q1 2020	133,271	$6,733	$63.43	$41.85 - $73.99
Q4 2019	30,795	$2,055	$66.14	$60.94 - $70.84
Q4 2018	5,874	$461	$65.85	$57.75 - $71.65
Q1 2018	3,906	$263	$55.40	$49.07 - $62.38
Q4 2017	3,122	$218	$58.00	$51.20 - $66.57
Q3 2017	23,736	$1,946	$68.23	$61.62 - $73.05
Q2 2017	22,848	$4,181	$69.69	$65.18 - $73.33
Q1 2017	9,912	$1,685	$64.97	$59.22 - $69.22
Q4 2016	3,537	$537	$60.36	$57.35 - $64.50
Q4 2015	23,662	$3,743	$59.46	$51.65 - $63.38
Q1 2015	7,590	$1,060	$54.89	$52.46 - $56.43